Frame structure for windows



FIG. 1 is a perspective view taken from the front, top and left side of a frame structure for windows, showing a first embodiment of the design;

FIG. 2 is a perspective view taken from the rear, bottom and left side of the frame structure for windows of FIG. 1;

FIG. 3 is a front elevation of the frame structure for windows of FIG. 1;

FIG. 4 is a right side elevation of the frame structure for windows of FIG. 1;

FIG. 5 is a top plan view of the frame structure for windows of FIG. 1;

FIG. 6 is a bottom plan view of the frame structure for windows of FIG. 1;

FIG. 7 is a rear elevation of the frame structure for windows of FIG. 1;

FIG. 8 is an inverted left side elevation of the frame structure for windows of FIG. 1;

FIG. 9 is a front, bottom, and right side perspective view of a second embodiment of a frame structure for windows showing our new design;

FIG. 10 is a rear, bottom and left side view of the frame structure for windows;

FIG. 11 is a top plan view of the frame structure for windows;

FIG. 12 is a right side elevation view of the frame structure for windows;

FIG. 13 is a front elevation view of the frame structure for windows;

FIG. 14 is a rear elevation view of the frame structure for windows;

FIG. 15 is an inverted left side elevation view of the frame structure for windows; and,

FIG. 16 is a bottom plan view of the frame structure for windows. 

CLAIM We claim the ornamental design for a frame structure for windows, as shown and described. 